Note 14 - Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2012

Fair Value, by Balance Sheet Grouping [Table Text Block]

	June 30, 2012				December 31, 2011
	Carrying Amounts		Estimated Fair Value		Carrying Amounts		Estimated Fair Value
Marketable Securities (1)	$	34,439	$	34,730	$	33,540	$	33,908
Notes Payable (2)	$	3,161,028	$	3,345,973	$	2,983,886	$	3,136,728
Mortgages Payable (3)	$	990,586	$	1,054,937	$	1,085,371	$	1,166,116
Construction Loans Payable (3)	$	40,002	$	45,207	$	45,128	$	49,345
Mandatorily Redeemable Noncontrolling Interests (termination dates ranging from 2019 – 2027)	$	1,831	$	1,831	$	2,654	$	5,044

Fair Value Measurements, Recurring and Nonrecurring [Table Text Block]

	Balance at June 30, 2012		Level 1		Level 2		Level 3
Assets:
Marketable equity securities	$	31,343	$	31,343	$	-	$	-
Liabilities:
Interest rate swaps	$	47	$	-	$	47	$	-

	Balance at December 31, 2011		Level 1		Level 2		Level 3
Assets:
Marketable equity securities	$	30,462	$	30,462	$	-	$	-
Liabilities:
Interest rate swaps	$	222	$	-	$	222	$	-

	Balance at June 30, 2012		Level 1		Level 2		Level 3
Real estate	$	28,694	$	-	$	-	$	28,694

	Balance at December 31, 2011		Level 1		Level 2		Level 3
Real Estate	$	5,289	$	-	$	-	$	5,289
Other real estate investments (1)	$	9,041	$	-	$	9,041	$	-